TWI807193B - Virtual private network connection method and memory card device using the same - Google Patents

Abstract

The present invention discloses a virtual private network connection method, applied in a memory card device. The connection method comprises following steps. first, providing virtual private network application, and then loading the virtual private network application in the memory card device, and then installing the memory card device in a medical device, and then running the virtual private network application and control the memory card device to connect to a virtual private network server according to a connection request, and then controlling the memory card device to transmit a data generated by the medical device to the virtual private network server. The present invention also discloses the memory card device applying the above connection method.

Description

Virtual private network connection method and memory card device using the method

The invention relates to a virtual private network connection method, in particular to a virtual private network connection method applied to a memory card device.

Nowadays, with the rapid development of electronic technology, various electronic products are becoming more and more popular, such as mobile phones, digital cameras, notebook computers, tablet computers or medical equipment. With the continuous increase and expansion of the functions of the electronic products, more and more programs are applied, and the data required to be stored is also increasing day by day. In addition to the built-in memory of electronic products, various electronic products also use external memory card devices to expand memory capacity and store more data, electronic files or applications, etc., and then modify and delete electronic files stored in the memory card device in due course, and also store new data, messages or applications in the memory card device.

In addition, the electronic product can also be combined with a memory card device with a wireless transmission function, so that the electronic product can transmit the data stored in the memory card device to other external electronic products or cloud storage space in a wireless transmission manner (such as a wireless transmission method through Wi-Fi) through the wireless transmission memory card device. Taking medical equipment equipped with wireless transmission memory card devices as an example, users will generate information about The medical data of the user's physical state, while the medical data is stored in the wireless transmission memory card device, the medical data can also be transmitted to other electronic products (such as the mobile phone of the user's relatives and friends) or to the cloud network storage space for storage.

However, when an electronic product transmits data to other electronic products or cloud network storage space through a wireless transmission memory card device, there will be a risk of being attacked by malicious programs and data being stolen by a third party. Therefore, how to ensure the safe transmission of data is the focus of attention of relevant personnel in this field.

One of the objectives of the present invention is to provide a virtual private network connection method. The medical device logs in to the virtual private network server through the memory card device with the built-in virtual private network application program, so that the data generated by the medical device during use is transmitted to the virtual private network server through the memory card device for data encryption protection.

Yet another object of the present invention is to provide a memory card device, which logs in to a VPN server through the VPN connection and control module to execute a VPN application program, so that the data stored in the storage module can be transmitted to the VPN server for data encryption protection.

Other purposes and advantages of the present invention can be further understood from the technical features disclosed in the present invention.

To achieve one or part or all of the above objectives or other objectives, the present invention provides a virtual private network connection method applied to a memory card device. The connection method includes the following steps. First provide the virtual private network application program, then load the virtual private network application program into the memory card device, then install the memory card device in the medical device, and then Then execute the virtual private network application program and control the memory card device to connect to the virtual private network server according to the connection request, and then control the memory card device to transmit the data generated by the medical device to the virtual private network server.

In an embodiment of the present invention, in the aforementioned virtual private network connection method, the server connection setting is performed before the step of executing the virtual private network application program.

In an embodiment of the present invention, the above server connection setting includes the following steps: performing certificate setting and performing client parameter setting.

In an embodiment of the present invention, the above certificate setting includes generating a server public key certificate (Root CA certificate), a client public key certificate (Client certificate) and a client private key (Client Key).

In an embodiment of the present invention, the above-mentioned client parameter settings include server address settings, communication protocol settings, device mode settings, user name and password settings, encryption method settings, and file compression settings.

In an embodiment of the present invention, the aforementioned VPN connection method 0 further includes the following steps before loading the VPN application program into the memory card device: judging whether the file size of the VPN application program is less than or equal to the capacity threshold of the memory card device, and if the file size of the VPN application program is less than or equal to the capacity threshold value, then loading the VPN application program into the memory card device.

In an embodiment of the present invention, the aforementioned capacity threshold is a quarter of the capacity of the memory card device.

In one embodiment of the present invention, the above-mentioned medical device includes an ultrasonic scanner (Ultrasonic scanner), a respirator (Ventilator), a fundus camera (Fundus camera), continuous positive airway pressure (CPAP) and light-emitting diode spectrum analyzer (LED spectrum analyzer).

To achieve one or part or all of the above purposes or other purposes, the present invention also provides a memory card device, including an I/O interface module, a storage module, and a virtual private network connection and control module. The I/O interface module is used for electrical connection with medical devices. The storage module is used for storing data generated by the medical device, and the storage module stores virtual private network applications. The VPN connection and the control module are electrically connected to the I/O interface module and the storage module. When the VPN connection and control module executes the VPN application program and receives a connection request, the VPN connection and control module connects to the VPN server, and transmits the data stored in the storage module to the VPN server.

In an embodiment of the present invention, the aforementioned VPN connection and control module includes a processing control unit and a VPN connection module. The processing control unit is electrically connected to the I/O interface module and the storage module. The virtual private network connection module is electrically connected to the processing control unit. When the processing control unit executes the VPN application program and receives a connection request, the processing control unit controls the VPN connection module to connect to the VPN server, so that the VPN connection module transmits data to the VPN server.

In an embodiment of the present invention, the above-mentioned storage module further stores an operating system, and the processing control unit executes at least one of the operating system and the virtual private network application program.

In an embodiment of the present invention, when the above-mentioned I/O interface module is electrically connected to the medical device, the processing control unit controls the I/O interface module to access data from the storage module.

In an embodiment of the present invention, the above-mentioned VPN connection module includes a communication unit electrically connected to the processing control unit. When the processing control unit executes the VPN application program and receives a connection request, the processing control unit controls the communication unit to connect to the communication network, so that the VPN connection module is connected to the VPN server through the communication network.

In an embodiment of the present invention, the above-mentioned communication unit is connected to the communication network through wireless transmission or wired transmission.

In an embodiment of the present invention, the above-mentioned storage module includes a volatile memory unit and a non-volatile memory unit, and data and VPN applications are stored in the non-volatile memory unit.

In an embodiment of the present invention, the file size of the aforementioned VPN application program is less than or equal to a quarter of the capacity of the non-volatile memory unit.

In an embodiment of the present invention, the aforementioned virtual private network application includes server connection setting information, and the server connection setting information includes certificate setting information and client parameter setting information.

In an embodiment of the present invention, the above certificate setting information includes a server public key certificate (Root CA certificate), a client public key certificate (Client certificate) and a client private key (Client Key).

In an embodiment of the present invention, the above-mentioned client parameter setting information includes server address setting information, communication protocol setting information, device mode setting information, user name and password setting information, encryption method setting information, and file compression setting information.

In an embodiment of the present invention, the above-mentioned medical device includes an Ultrasonic scanner, a Ventilator, a Fundus camera, a Continuous Positive Airway Pressure (CPAP), and an LED spectrum analyzer.

The virtual private network connection method and the memory card device of the embodiment of the present invention are to build the virtual private network application program into the memory card device, and install the memory card device equipped with the virtual private network application program in the medical device, so that the medical device can log in to the virtual private network server through the memory card device with the built-in virtual private network application program, and transmit the data generated by the medical device during use to the virtual private network server through the memory card device for data encryption protection, so as to prevent the data from being transmitted by malicious programs. Risk of attacks and data theft by third parties.

In order to make the above and other objects, features and advantages of the present invention more comprehensible, preferred embodiments will be described in detail below together with the attached drawings.

1: Memory card device

11:I/O interface module

12: Storage module

13:Virtual private network connection and control module

121: Volatile memory unit

122: Non-volatile memory unit

131: Processing control unit

132:Virtual private network connection module

100:Medical Devices

1200: data

1201: Virtual private network application

1202: operating system

1320: communication unit

2: Memory card transfer device

21:I/O interface module

22:Memory card adapter slot

23:Virtual private network connection and control module

220: memory card

200: virtual private network server

300: communication network

S1~S7: steps

FIG. 1 is a schematic flowchart of a virtual private network connection method according to an embodiment of the present invention.

FIG. 2 is a functional block diagram of a memory card device according to an embodiment of the present invention.

FIG. 3 is a functional block diagram of a memory card adapter device according to an embodiment of the present invention.

The aforementioned and other technical contents, features and effects of the present invention will be clearly presented in the following detailed description of a preferred embodiment with reference to the drawings. The directional terms mentioned in the following embodiments, such as: up, down, left, right, front or back, etc., are only directions referring to the attached drawings. Accordingly, the directional terms used are for the purpose of illustration and not for the purpose of limiting the invention.

Please refer to FIG. 1 , which is a schematic flowchart of a virtual private network connection method according to an embodiment of the present invention. In this embodiment, the VPN connection method is applied to the memory card device, that is, the memory card device equipped with the VPN application program is installed in the medical device, and the medical device logs in to the safe and protected VPN server through the memory card device, so that the data generated by the medical device during use (for example, medical data about the user's physical state) is encrypted and protected, preventing the data from being attacked by malicious programs during transmission or reception. Risk of data being stolen by a third party.

As shown in FIG. 1, the virtual private network connection method of this embodiment mainly includes the following steps: first, as shown in step S1, a virtual private network application program is provided, that is, the user can download the virtual private network application program developed by different developers from the Internet in advance. In this embodiment, the virtual private network application program is, for example, an application program developed by using Open VPN, but the present invention is not limited thereto.

Next, as shown in step S2, before loading the VPN application program into the memory card device, it is judged whether the file size of the VPN application program is less than or equal to the capacity threshold of the memory card device. If the file size of the VPN application program is greater than the capacity threshold of the storage card device, the VPN application program will not be loaded into the storage card device, and the user needs to find a virtual private network application program with an appropriate file size again. Private web application. If the file size of the VPN application is less than or equal to the capacity threshold of the memory card device, then as shown in step S3, the VPN application is loaded into the memory card device. It should be noted that, in this embodiment, the capacity threshold of the memory card device is, for example, 1/4 of the total capacity of the memory card device. However, the present invention does not limit the capacity threshold of the memory card device. The capacity threshold can be increased or decreased according to actual needs. It should be noted that the memory card device includes a non-volatile memory unit and a volatile memory unit, and the total capacity of the above-mentioned memory card device represents the total capacity of the non-volatile memory. In addition, in this embodiment, the memory card device is, for example, a Secure Digital Memory Card (Secure Digital Memory Card, SD card for short) or a Micro SD card, but the present invention does not limit the type and specification of the memory card device.

Next, as shown in step S4, the memory card device loaded with the VPN application program is installed in the medical device. In this embodiment, the medical device is, for example, an Ultrasonic scanner, a Ventilator, a Fundus camera, a Continuous Positive Airway Pressure (CPAP) or an LED spectrum analyzer, but the present invention does not limit the type of medical device.

Next, as shown in step S5, the server connection setting is performed through the setting platform provided by the virtual private network application program. The server connection setting includes two steps of certificate setting and client parameter setting. In this embodiment, the certificate setting includes generating a server-side public key certificate (Root CA certificate), generating a client-side public key certificate (Client certificate), and generating a client-side private key (Client Key), and performing a two-way authentication operation between the server-side and the client-side by using the above-mentioned generated certificates. In this embodiment, the client parameter setting includes server address setting, communication protocol setting, device mode setting, user name and password setting, encryption mode setting and file compression setting, specifically For example, the server address setting is used to provide an Internet Protocol address (IP Address) for the client to use. The communication protocol setting is, for example, one of two communication protocols, User Datagram Protocol (UDP) or Transmission Control Protocol (TCP). Encryption method setting can choose one of Blow Fish, AES-128, AES-256, Trip-DES cipher BF-CBC and other encryption methods, and file compression setting can choose to enable or disable file compression function.

Next, as shown in step S6, execute the VPN application program and control the memory card device to connect to the VPN server according to the connection request. In this embodiment, after the VPN application program is executed and the connection request is received, the memory card device is first connected to the communication network, so that the memory card device can connect to the VPN server through the communication network. In addition, in this embodiment, the memory card device is further equipped with an operating system. When the operating system is executed, the virtual private network application program can be operated under the graphical operation interface provided by the operating system.

Then, as shown in step S7, the memory card device is controlled to transmit the data generated by the medical device to the virtual private network server, so as to encrypt and protect the data. It should be noted that, in this embodiment, if the medical device is a respirator as an example, the data generated by the medical device is that the respirator generates real-time data (such as flow rate, resistance and pressure, etc.) about the user's breathing condition according to the user's breathing condition during use, that is, so-called breathing parameters. These respiratory parameters include the user's blood oxygen saturation (Oxyhemoglobin Saturation by Pulse Oximetry; SPO2), the current The spontaneous tidal volume value and the current number of spontaneous breaths, and according to different design requirements, the respiratory parameters may further include positive end expiratory pressure (referred to as PEEP), airway resistance (referred to as Rexp), expiratory flow (referred to as Fexp) and expiratory flow waveform information, etc., but the present invention is not limited thereto.

The following will further describe the detailed structure of the memory card device equipped with the virtual private network application program.

Please refer to FIG. 2 , which is a functional block diagram of a memory card device according to an embodiment of the present invention. As shown in FIG. 2 , the memory card device 1 of this embodiment includes an I/O interface module 11 , a storage module 12 and a VPN connection and control module 13 . The I/P interface module 11 is used to electrically connect to the medical device 100 . The storage module 12 is used for storing the data 1200 generated by the medical device 100 , and the storage module 12 stores a VPN application program 1201 . The VPN connection and control module 13 are electrically connected to the I/O interface module and the storage module 12 . In this embodiment, when the VPN connection and control module 13 executes the VPN application program 1201 and receives a connection request, the VPN connection and control module 13 connects to the VPN server 200 and transmits the data 1200 stored in the storage module 12 to the VPN server 200.

In this embodiment, the medical device 100 is, for example, an Ultrasonic scanner, a Ventilator, a Fundus camera, a Continuous Positive Airway Pressure (CPAP) or an LED spectrum analyzer, but the present invention does not limit the type of the medical device 100 .

As shown in FIG. 2 , the VPN connection and control module 13 of this embodiment includes a processing control unit 131 and a VPN connection module 132 . processing control unit 131 It is electrically connected to the I/O interface module 11 and the storage module 12 . The VPN connection module 132 is electrically connected to the processing control unit 131 . In this embodiment, when the processing control unit 131 executes the VPN application program 1201 and receives a connection request, the processing control unit 131 controls the VPN connection module 132 to connect to the VPN server 200, so that the VPN connection module 132 transmits the data 1200 to the VPN server 200.

In this embodiment, when the I/O interface module is electrically connected to the medical device 100 , the processing control unit 131 controls the I/O interface module 11 to access the data 1200 to the storage module 12 . Taking a respirator as an example, the above data 1200 is the real-time data (such as flow rate, resistance and pressure, etc.) corresponding to the user's breathing condition generated by the respirator during use, that is, so-called breathing parameters. These breathing parameters include the user's blood oxygen saturation (Oxyhemoglobin Saturation by Pulse Oximetry; SPO2), the current spontaneous tidal volume and the current number of spontaneous breathing, and according to different design requirements, the breathing parameters may further include positive end expiratory pressure (referred to as PEEP), airway resistance (airway resistance, referred to as Rexp), expiratory flow (abbreviated as Fexp) and expiratory flow waveform information, etc., but the present invention is not limited thereto.

As shown in FIG. 2 , the storage module 12 of this embodiment includes a volatile memory unit 121 and a non-volatile memory unit 122 . The data 1200 and the virtual private network application program 1201 generated during the use of the medical device 100 are all stored in the non-volatile memory unit 122 of the storage module 12 . It should be noted that, in this embodiment, the file size of the VPN application program 1201 is less than or equal to a quarter of the capacity of the non-volatile memory unit 122, but the present invention does not limit the file size of the VPN application program The proportional relationship between the size and the capacity of the non-volatile memory unit 122 can be increased or decreased according to actual requirements.

In this embodiment, the storage module 12 further stores an operating system 1202. When the operating system 1202 is executed by the processing control unit 132, the VPN application program 1201 can operate under the graphical operation interface provided by the operating system 1202. It should be noted that, in this embodiment, the VPN application program 1201 includes a set of VPN control codes, and the operating system 1202 includes a set of system operation control codes, and the processing control unit 132 can execute the VPN application program 1201 according to the set of VPN control codes and execute the operating system 1202 according to the set of system operation control codes. In addition, in this embodiment, the operating system 1202 is, for example, any one of Windows, UNIX, Mac OS, or Linux, and the present invention does not limit the type of the operating system.

In this embodiment, the VPN application program 1201 includes server connection setting information, and the server connection setting information includes certificate setting information and client parameter setting information. The certificate setting information includes the server public key certificate (Root CA certificate), the client public key certificate (Client certificate) and the client private key (Client Key). Client parameter setting information includes server address setting information (IP address), communication protocol setting information (UDP or TCP), device mode setting information (tun mode or tap mode), user name and password setting information, encryption method setting information (BlowFish, AES-128, AES-256, Trip-DES cipher BF-CBC), and file compression setting information.

As shown in FIG. 2 , the VPN connection module 132 of this embodiment includes a communication unit 1320 . The communication unit 1320 is electrically connected to the processing control unit 131 . When the processing control unit 131 executes the virtual private network application program and receives a connection request, the processing control unit 131 controls the communication unit 1320 to connect to the communication network 300, so that the virtual private network connection The interface module 132 is connected to the VPN server 200 through the communication network 300 . In this embodiment, the communication unit 1320 is, for example, a network device using wireless or wired transmission methods such as Wi-Fi, GSM, or Ethernet, but the present invention does not limit the type of the communication unit 1320 .

It is worth mentioning that the structure of the above-mentioned memory card device 1 can be realized by a field programmable gate array (FPGA) or a very large scale integration circuit (VLSI).

It is worth mentioning that, in addition to the memory card device 1 shown in Figure 2, the concept of the present invention can also be applied to the structure of the memory card adapter device 2 shown in Figure 3. When the medical device can only be installed with a memory card of the SD card specification but cannot be installed with a memory card of the Micro SD card specification, the memory card of the Micro SD card specification can be converted into a memory card similar to the SD card specification through the memory card adapter device 2 shown in Figure 3, that is, the storage card of the Micro SD card specification The card is inserted into the memory card adapter device 2, and then the memory card adapter device 2 inserted with the Micro SD card is installed in the medical device. As shown in FIG. 3 , the memory card adapter device 2 of this embodiment includes an I/O interface module 21 , a memory card adapter slot 22 and a VPN connection and control module 23 . The I/O interface module 21 is used to electrically connect to the medical device. The memory card adapter slot 22 is used to accommodate a memory card 220 (such as a Micro SD card). When the memory card 220 is inserted into the memory card adapter slot 22, the role played by the memory card 220 in the structure of the memory card adapter device 2 is similar to the storage module 12 of the memory card device 1 shown in FIG. The VPN connection and control module 23 is electrically connected to the I/O interface module 21 and the memory card transfer slot 22 . In this embodiment, when the VPN connection and control module 23 executes the VPN application program and receives a connection request, the VPN connection and control module 23 connects to the VPN network server, and transmit the data stored in the memory card 220 to the virtual private network server. The description of other detailed technical means of this embodiment is similar to that of the memory card device shown in FIG. 2 , so it will not be repeated here.

To sum up, the VPN connection method and the memory card device of the embodiment of the present invention have a VPN application program built into the memory card device, and the memory card device equipped with the VPN application program is installed in the medical device, so that the medical device can log in to the VPN server through the memory card device with the built-in VPN application program, and transmit the data generated by the medical device during use to the VPN server through the memory card device for data encryption protection, so as to prevent the data from being transmitted. Risks of malicious program attacks and data theft by third parties.

But what is described above is only a preferred embodiment of the present invention, and should not limit the scope of the present invention, that is, all simple equivalent changes and modifications made according to the patent scope of the present invention and the description of the invention are still within the scope of the patent of the present invention. In addition, any embodiment or scope of claims of the present invention does not necessarily achieve all the objectives or advantages or features disclosed in the present invention. In addition, the abstract and the title are only used to assist the search of patent documents, and are not used to limit the scope of rights of the present invention. In addition, terms such as "first" and "second" mentioned in this specification or the scope of the patent application are only used to name elements (elements) or to distinguish different embodiments or ranges, and are not used to limit the upper limit or lower limit of the number of elements.

S1~S7: steps

Claims (20)

A virtual private network connection method applied to a memory card device, the method comprising the following steps: providing a virtual private network application program; wherein, the virtual private network application program is compatible with a medical device and a virtual private network server; loading the virtual private network application program into the memory card device; inserting the memory card device into the medical device; executing the virtual private network application program and controlling the memory card device to connect to the virtual private network server according to a connection request; And control the memory card device to transmit a data generated by the medical device to the virtual private network server; wherein, the memory card device is a plug-in memory card, or a memory card transfer slot with the plug-in memory card, and the memory card device has a virtual private network connection and control module, so that when the virtual private network connection and control module executes the virtual private network application program and receives the connection request, the virtual private network connection and control module is connected to the virtual private network server, and transmitting the data stored in the memory card device to the virtual private network server. The virtual private network connection method described in item 1 of the scope of the patent application, wherein a server connection setting is performed before the step of executing the virtual private network application program. The virtual private network connection method described in item 2 of the patent application, wherein the server connection setting includes the following steps: performing a certificate setting; and performing a client parameter setting. The virtual private network connection method described in item 3 of the scope of patent application, wherein the certificate setting includes generating a server-side public key certificate (Root CA certificate), a client-side public-key certificate (Client certificate) and a client-side private key (Client Key). The virtual private network connection method described in item 3 of the scope of the patent application, wherein the client parameter setting includes a server address setting, a communication protocol setting, a device mode setting, a user name and password setting, an encryption method setting and a file compression setting. The virtual private network connection method described in item 1 of the scope of the patent application, wherein before loading the virtual private network application program into the memory card device, further includes the following steps: determining whether the file size of the virtual private network application program is less than or equal to a capacity threshold of the memory card device; and if the file size of the virtual private network application program is less than or equal to the capacity threshold value, then loading the virtual private network application program into the memory card device. The virtual private network connection method described in item 6 of the scope of the patent application, wherein the capacity threshold is a quarter of the capacity of the memory card device. In the virtual private network connection method described in Item 1 of the scope of the patent application, the medical device includes an Ultrasonic scanner, a Ventilator, a Fundus camera, a Continuous Positive Airway Pressure (CPAP) and an LED spectrum analyzer. A memory card device, which is a plug-in memory card, or a memory card transfer slot with the plug-in memory card, the memory card device includes: an I/O interface module, which is electrically connected to a medical device in a plug-in installation manner; a storage module for storing a data generated by the medical device, and the storage module stores a virtual private network application program; and a virtual private network connection and control module, electrically connected to the I/O interface module and the storage module; wherein, when the virtual private network connection and control module executes the virtual private network application program and receives a connection request, the virtual private network connection and control module is connected to a virtual private network server, and transmits the data stored in the storage module The data is sent to the virtual private network server; wherein, before the memory card device is inserted into the medical device through the I/O interface module, the virtual private network application program is loaded in the storage module, and the virtual private network application program is compatible with the medical device and the virtual private network server. The memory card device as described in item 9 of the scope of the patent application, wherein the VPN connection and control module includes: a processing control unit electrically connected to the I/O interface module and the storage module; and a virtual private network connection module electrically connected to the processing control unit; wherein, when the processing control unit executes the VPN application program and receives the connection request, the processing control unit controls the VPN connection module to connect to the VPN server, so as to enable the VPN The connection module transmits the data to the VPN server. The storage card device as described in claim 10 of the patent application, wherein the storage module further stores an operating system, and the processing control unit executes at least one of the operating system and the virtual private network application program. The memory card device described in claim 10 of the patent application, wherein when the I/O interface module is electrically connected to the medical device, the processing control unit controls the I/O interface module to access the data of the storage module. The memory card device described in item 10 of the scope of the patent application, wherein the VPN connection module includes a communication unit electrically connected to the processing control unit, when the processing control unit executes the VPN application program and receives the connection request, the processing control unit controls the communication unit to connect to a communication network, so that the VPN connection module is connected to the VPN server through the communication network. The memory card device as described in item 13 of the scope of the patent application, wherein the communication unit is connected to the communication network through a wireless transmission method or a wired transmission method. The memory card device as described in claim 9 of the patent application, wherein the storage module includes a volatile memory unit and a non-volatile memory unit, and the data and the VPN application program are stored in the non-volatile memory unit. The memory card device as described in item 15 of the scope of the patent application, wherein the file size of the virtual private network application program is less than or equal to a quarter of the capacity of the non-volatile memory unit. As the storage card device described in item 9 of the scope of the patent application, the virtual private network application program includes a server connection setting information, and the server connection setting information includes a certificate setting information and a client parameter setting information. In the storage card device described in item 17 of the scope of the patent application, the certificate setting information includes a server public key certificate (Root CA certificate), a client public key certificate (Client certificate) and a client private key (Client Key). As the storage card device described in item 17 of the scope of the patent application, wherein the client parameter setting information includes a server address setting information, a communication protocol setting information, a device mode setting information, a user name and password setting information, an encryption method setting information and a file compression setting information. The memory card device as described in item 9 of the scope of the patent application, wherein the medical device includes an Ultrasonic scanner, a Ventilator, a Fundus camera, a Continuous Positive Airway Pressure (CPAP) and an LED spectrum analyzer.

Images